11242244402231 has 4 divisors (see below), whose sum is σ = 11242271043000. Its totient is φ = 11242217761464.

The previous prime is 11242244402203. The next prime is 11242244402239. The reversal of 11242244402231 is 13220444224211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11242244402231 - 2⁶ = 11242244402167 is a prime.

It is a super-2 number, since 2×11242244402231² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11242244402239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12677036 + ... + 13534833.

It is an arithmetic number, because the mean of its divisors is an integer number (2810567760750).

Almost surely, 2^{11242244402231} is an apocalyptic number.

11242244402231 is a deficient number, since it is larger than the sum of its proper divisors (26640769).

11242244402231 is an equidigital number, since it uses as much as digits as its factorization.

11242244402231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26640768.

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 11242244402231 its reverse (13220444224211), we get a palindrome (24462688626442).

The spelling of 11242244402231 in words is "eleven trillion, two hundred forty-two billion, two hundred forty-four million, four hundred two thousand, two hundred thirty-one".